28380016

素因数分解:

$2^4\times 7^2\times {\mathrm{53}}^1\times {\mathrm{683}}^1$

素因数の和:758

約数の個数: 60

約数和(自身を含む): 65265912

約数和(自身を除く): 36885896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 53, 56, 98, 106, 112, 196, 212, 371, 392, 424, 683, 742, 784, 848, 1366, 1484, 2597, 2732, 2968, 4781, 5194, 5464, 5936, 9562, 10388, 10928, 19124, 20776, 33467, 36199, 38248, 41552, 66934, 72398, 76496, 133868, 144796, 253393, 267736, 289592, 506786, 535472, 579184, 1013572, 1773751, 2027144, 3547502, 4054288, 7095004, 14190008, 28380016]

約数ペア:

[(1, 28380016), (2, 14190008), (4, 7095004), (7, 4054288), (8, 3547502), (14, 2027144), (16, 1773751), (28, 1013572), (49, 579184), (53, 535472), (56, 506786), (98, 289592), (106, 267736), (112, 253393), (196, 144796), (212, 133868), (371, 76496), (392, 72398), (424, 66934), (683, 41552), (742, 38248), (784, 36199), (848, 33467), (1366, 20776), (1484, 19124), (2597, 10928), (2732, 10388), (2968, 9562), (4781, 5936), (5194, 5464)]